package collection.set;

public class Student implements Comparable<Student>{
    private String name;
    private int age;

    public Student() {
    }

    public Student(String name, int age) {
        this.name = name;
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    @Override
    public String toString() {
        return "Student{" +
                "name='" + name + '\'' +
                ", age=" + age +
                '}';
    }
    //重写compareTo方法
    @Override
    public int compareTo(Student o) {
        //按照年龄排序->升序
        if (this.age > o.age)
            return 1;
        else if (this.age < o.age) {
            return -1;
        } else {
            //当年龄相同，按照名字降序
            if (this.name.compareTo(o.name) == 0) {
                return 0;
            }else if (this.name.compareTo(o.name) < 0) {
                return -1;
            }else {
                return 1;
            }

        }
    }
}
